package prictice;

public class Channge {
   public static void main(String[] agrs){
     Person p1=new Person();
     p1.setFirst_name("瑞");
     p1.getFirst_name();
     p1.name();
     System.out.println(p1.name());
     Person p2=new Person();
     p2.setFirst_name("方");
     p2.getFirst_name();
     p2.name();
     System.out.println(p2.name());
   }

}
